Cylinder Set - 101 Octane

72cc (47mm) set suitable for all 50cc 4-stroke Chinese scooters using GY6 139QMA/QMB and Kymco 4T engines. It offers an economical performance improvement for standard 50cc engines.

• An increase of carburetor jets by approximately 10% is required.
• The set includes: top gaskets, cylinder, piston, rings, pin, and clip.

Note: For Sym scooters, the set is only suitable for the GY6 139QMB engine version and is not suitable for XS1P139QMB, AV05W or AW05W engines, or for Sym Symply 2 models.